EP2666531A2 - Système cinéma tridimensionnel - Google Patents

Système cinéma tridimensionnel Download PDF

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Publication number
EP2666531A2
EP2666531A2 EP12736259.8A EP12736259A EP2666531A2 EP 2666531 A2 EP2666531 A2 EP 2666531A2 EP 12736259 A EP12736259 A EP 12736259A EP 2666531 A2 EP2666531 A2 EP 2666531A2
Authority
EP
European Patent Office
Prior art keywords
image
projector
projection room
screen
cinema system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12736259.8A
Other languages
German (de)
English (en)
Other versions
EP2666531A4 (fr
Inventor
Hae Yong Choi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP2666531A2 publication Critical patent/EP2666531A2/fr
Publication of EP2666531A4 publication Critical patent/EP2666531A4/fr
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B35/00—Stereoscopic photography
    • G03B35/18—Stereoscopic photography by simultaneous viewing
    • G03B35/20—Stereoscopic photography by simultaneous viewing using two or more projectors
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
    • A63J13/00—Panoramas, dioramas, stereoramas, or the like
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
    • A63J25/00—Equipment specially adapted for cinemas
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
    • E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
    • E04H3/22—Theatres; Concert halls; Studios for broadcasting, cinematography, television or similar purposes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/28—Reflectors in projection beam
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B35/00—Stereoscopic photography
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B35/00—Stereoscopic photography
    • G03B35/18—Stereoscopic photography by simultaneous viewing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B35/00—Stereoscopic photography
    • G03B35/18—Stereoscopic photography by simultaneous viewing
    • G03B35/26—Stereoscopic photography by simultaneous viewing using polarised or coloured light separating different viewpoint images
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
    • H04N13/337—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using polarisation multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/363—Image reproducers using image projection screens
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems

Definitions

  • the present invention relates to a 3D image cinema system which is configured to have a projection room for projecting one image frontward and rearward, two screens arranged symmetrically frontward and rearward, and a chair which is configured to having a front and rear viewing directions.
  • 3D images are viewed separately in such a manner that a left image among the 3D image is viewed through a left eye and a right image is viewed through a right eye, and thus in the 3D images the picture sizes are seem to be very small, comparing to 2D image to be viewed simultaneously as one image through a left and right eye.
  • an inner space height of a prior theater needs to be two times greater than that of a general building.
  • a height of theater chair arrangement is gradually increased in a stepped manger by about 20cm-25cm and thus as a chair arrangement line increases, the chair arrangement height is increased wherein in case where the chair arrangement line increased to 8 steps, the inner space height of a theater is to be greater than 6m.
  • the present invention has been proposed to solve the drawback as described above and an aspect of the present invention is directed to a 3D image cinema system in which a projection room is provided for projecting forward and rearward one image and further two screens are arranged symmetrically forward and rearward based on the projection room, and stepped stairs provided between the projection room and the front and rear screen, and a chair is provided for reviewing frontward and rearward the image.
  • the inner part of the projection room is configured for projecting frontward and rearward a 3D image in such a manner that a semi-transparent mirror, a both surface reflection mirror and a polarization plate are provided between a left image projector and a right image projector to project separately the 3D image in a front and rear directions.
  • the two projectors arranged inside the projection room are combined into a projector for 3D image wherein the semi-transparent mirror and a reflection mirror are provide at an inclination angle in a front surface of the projector for projecting separately the 3D image in an opposing direction.
  • FIG. 2 is a perspective view of a theater configuration according to the present invention
  • FIG. 3 is a side-sectional view of a theater configuration according to the present invention.
  • a projection room 1 is provided in an inner center of a general building and further a front screen 2 is provided on front end of the projection room and a rear screen 3 is provided on a rear end of the projection room 1.
  • a front directed step 4 is provided forward on the projection room 1 and a rear directed step 5 is provided rearward on the projection room 1 and then a front directed chair 6 is arranged on the front directed step 4 toward the front screen 2 and further a rear directed chair 7 is arranged on the front directed step 5 toward the rear screen 3.
  • front and rear directed steps 4, 5 are arranged on the heist place of a floor and are gradually lowered.
  • the arrangement of the front screen 2, the front directed step 4 and the front directed chair 6 is symmetrical forward and rearward with that of the rear screen 3, the rear directed step and the rear directed chair 7, based on the projection room 1.
  • the brightness of a general screen is 1 gain
  • the brightness of the front screen 2 and the rear screen 3 is greater than 2 gain since one image is divided and projected forward and rearward into two parts in the projection room 1 and thus it needs to compensate the brightness.
  • a configuration of the projection room 1 is important since one image is divided and projected forward and rearward on a front screen 2 and a rear screen 3 arranged forward and rearward.
  • the present invention may be applied to 2D image in addition to 3D image and further the method for dividing and projecting forward and rearward the image may be implemented through various way and thus it is not limited the exemplary embodiments.
  • a left image projector 8a and a right image projector 8b are provided for projecting a left image and a right image.
  • the left image projector 8a and the right image projector 8b are provided left-right symmetrically inside the projection room 1, and further a semi-transparent mirror 9 through which 50% light is reflected and 50% light is transmitted is provided at an inclination angle in a front place of the respective left image projector 8a and the right image projector 8b and a both face reflection mirror 10 is provided between the semi-reflection mirrors 9 in an opposite inclination angle to the inclination angle of the semi-reflection mirror.
  • left-polarization filters 13, 14 are provided in a faced-reflection direction of the semi-transparent mirrors 9 and the right-polarization filters 11, 12 are provided in a front-rear surface of the both surface mirror 10.
  • the semi-transparent mirror 9 and the both surface mirror 10 are arranged left-right symmetrically between the left and right image projectors 8a, 8b wherein the left and right image are divided and projected frontward and rearward, as shown in FIG. 4 .
  • the left and right direction of the left and right image are same based on a viewing direction on the screen when they are projected on the front screen 2 and the rear screen 3.
  • an half of the left image from the left projector 8a is reflected through the semi-transparent mirror 9 to be projected toward the rear screen 3 and the rest of the left image from the left projector is transmitted to be reflected partly from one surface of the both surface mirror 10 to be projected on the front screen 2.
  • a half of the right image from the right projector 8b is reflected to be projected on the front screen 2 and the rest of the right image from the right projector 8b is transmitted to be projected on the rear screen 3.
  • the 50% transmitted light of the left image projector 8a and the 50% transmitted light of the right image projector 8b are projected on the rear screen 3 through the left polarization filter 11 and the right polarization filter 12, and a half of the light from the right image projector 8b and a half of the light from the left image projector 8a are projected on the front screen 2 through the left polarization filter 14 and the right polarization filter 13.
  • a left and right direction of the right image from the right image projector 8b which is reflected from the semi-transparent mirror 9 among the 3D images formed on the rear screen 3 is identical to the left-right direction of the left image which is transmitted from the left image projector 8a to the semi-transparent mirror 9 and is reflected from the both surface reflection mirror 10.
  • the left-right direction of the image from the left image projector 8a which is formed on the front screen 2 and the left-right direction of the image from the right image projector 8b are identical to each other.
  • the viewers each 100, 100a from a front and rear direction can view the 3D image having the same left-right direction on the front and rear screen 2, 3 even when viewing direction is changed frontward and rearward.
  • an active type 3D projector 8d is arranged forward and rearward symmetrically and a both surface reflection mirror 10 is provided at inclination angel in front surface of the active type 3D projector.
  • one image is input into the front and rear 3D projectors 8d and is projected frontward and rearward on the front screen 2 and the rear screen 3 from the both surface reflection mirror 10.
  • two projectors 81d, 82d are arranged in a top and bottom manner and the left and right polarization filters 11, 12 are provided in a front surface of the projector to form a 3D projector wherein the 3D projector is arranged leftward and rightward symmetrically and further the both surface mirror 10 is provide between the 3D projectors for the image to be projected on the front and rear screens 2, 3.
  • a known 3D projector 8c is configured in such a manner that two projection engines are provided in one projector and the left and right images are projected simultaneously through one projection lens wherein the semi-transparent mirror 9 is arranged at an inclination angle in a front end of the 3D projector and a reflection mirror 10a is provided in a front end of the semi-transparent mirror at an opposite inclination angle to the inclination angle of the semi-transparent mirror.
  • the 50% light amount reflected from the semi-transparent mirror 9 with respect to image from the 3D projector 8c is projected on the front screen 2, and the rest 50% light amount is transmitted through the semi-transparent mirror 9 and reflected from the reflection mirror 9 to be projected on the rear screen 2.
  • the image from an active type 3D projector is divided forward and rearward for 2D image and 3D image to be projected separately on the front and rear screen 1, 3.
  • the configurations of a 3D image cinema system as shown in FIGS. 6 and 7 may be applied to a 2D image projector and in this case the wide image having a enlarged viewing angle as 1.5-2 times as a prior 2D image can be viewed on the front and rear screen 2, 3 and thus it can be applied efficiently to a sports theater for broadcasting the sports games.
  • a table 15 may be provided in a front place of the front and rear direction chairs 5, 6 wherein the room may be used as a theater type restaurant or a theater beer café.
  • a sound blocking plate 16 which is to be opened and closed may be provided in the projection room 1 and when the sound blocking plate 16 is raised, a same movie is projected simultaneously on the front and rear screens 2, 3 in one projection room, and when the sound blocking plate 16 is lowered, a front and rear theaters are operated separately in one projection room 1.
  • the projection room 1 may be configured as in FIG. 6 .
  • the 3D image cinema system as shown in FIGS. 2 and 3 , one 3D image or 2D image is divided forward and rearward to be projected on the front screen 2 and the rear screen 3 wherein a front direction chair 6 and a rear direction chair 7, and a front screen 2 and a rear screen 3 are provided symmetrically on a front direction step 6 and a rear direction step 7, respectively, toward a front viewing direction and a rear viewing direction based on the projection room 1 and thus it may be easily arranged in a general building.
  • each step height is 25cm as the same as the general building
  • the height from the chair to a ceiling is 75cm
  • the rest space height is 225cm and thus it may be arranged inside a general building.
  • the 3D image cinema system according to the present invention may be arranged inside a general building in addition to a special space building and thereby forming a theater configuration, not limiting to a space and a location.
  • a left and right viewing angle ( ⁇ a) is an angle at which a viewer seating on the uppermost chair b as shown in FIG. 10(b) views the image on the screen
  • a left and right viewing angle ( ⁇ b) is as 1.5-2 times wide as the viewing angle ( ⁇ a) as shown in FIG. 10(a) , and thus a wide screen image can be viewed.
  • the front and rear screen 2, 3 is configured to have greater than 2 gains, comparing to 1 gain of a prior screen, and thus a brightness of the image is avoided being decreased by diving forward and rearward the image.
  • the configuration of a theater as formed frontward and rearward symmetrically decreases a theater area based on a viewing direction, comparing to a prior theater configuration, and thus cubic sound is listened evenly through the whole chairs.
  • the left and right viewing angles are enlarged as 1.5-2 times as a prior screen to compensate for narrowed left and right viewing angles due to 3D image and view the wide 3D image.
  • the sound blocking plate 16 arranged on a middle of two screen configurations as the front screen 2 and the rear screen 3 in one projection room 1 is opened and closed and thus it may be used as a single theater or two theaters and thereby saving the cost.
  • the image as 1.5-2 times wide as a prior screen can be viewed.
  • the 3D image cinema system according to the present invention may be arranged in a building having a general height and thus a special building for a theater does not necessary and thereby save an installment cost and not limiting to an installment location.
  • the 3D image cinema system according to the present invention may be applied to a 3D image theater, 2D image theater having a wider viewing angle, and a sport theater or theater type restaurant.
  • a 3D image and a 2D image can be divided separately in one projection room (1) to be projected separately on two screens.
  • the chairs when the chairs are arranged in a stepping manner inside a general building to ensure a more 2 times larger than that of prior system and thus it may be installed inside a general building in addition a special building and the place and location for installing the 3D image cinema system are not limited.
  • the 3D image cinema may be applied to 2D image in addition to 3D image, and through which a 1.5-2 times wide image as a prior system can be viewed.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Projection Apparatus (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Stereoscopic And Panoramic Photography (AREA)
EP12736259.8A 2011-01-21 2012-01-20 Système cinéma tridimensionnel Withdrawn EP2666531A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110006109A KR101233492B1 (ko) 2011-01-21 2011-01-21 입체 영상 극장 시스템
PCT/KR2012/000518 WO2012099431A2 (fr) 2011-01-21 2012-01-20 Système cinéma tridimensionnel

Publications (2)

Publication Number Publication Date
EP2666531A2 true EP2666531A2 (fr) 2013-11-27
EP2666531A4 EP2666531A4 (fr) 2017-01-25

Family

ID=45573015

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12736259.8A Withdrawn EP2666531A4 (fr) 2011-01-21 2012-01-20 Système cinéma tridimensionnel

Country Status (10)

Country Link
US (2) US8814367B2 (fr)
EP (1) EP2666531A4 (fr)
JP (1) JP5975651B2 (fr)
KR (1) KR101233492B1 (fr)
CN (1) CN102608858B (fr)
CA (1) CA2824018C (fr)
GB (1) GB2487460B (fr)
MY (1) MY170500A (fr)
PH (1) PH12013501425A1 (fr)
WO (1) WO2012099431A2 (fr)

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CA2824018A1 (fr) 2012-07-26
PH12013501425A1 (en) 2016-06-08
KR20120084835A (ko) 2012-07-31
CN102608858A (zh) 2012-07-25
US9081271B2 (en) 2015-07-14
US8814367B2 (en) 2014-08-26
GB201122283D0 (en) 2012-02-01
US20140320821A1 (en) 2014-10-30
WO2012099431A3 (fr) 2012-12-06
US20120188513A1 (en) 2012-07-26
HK1173880A1 (en) 2013-05-24
WO2012099431A2 (fr) 2012-07-26
GB2487460A (en) 2012-07-25
JP2012152553A (ja) 2012-08-16
MY170500A (en) 2019-08-08
JP5975651B2 (ja) 2016-08-23
KR101233492B1 (ko) 2013-02-15
GB2487460B (en) 2014-10-22
CA2824018C (fr) 2019-04-02
CN102608858B (zh) 2015-11-18
EP2666531A4 (fr) 2017-01-25

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